MERCEDES-BENZ TDC LOCKING TOOL

TOP DEAD CENTRE LOCKING TOOL (50105171) is a dedicated engine service tool designed to accurately lock the crankshaft at top dead centre (TDC) during maintenance and repair procedures on Mercedes-Benz engines. The tool is intended for timing adjustments, high-pressure fuel pump installation and camshaft position control system servicing. Proper crankshaft locking is essential to prevent unwanted engine movement and to ensure precise alignment of critical engine components during assembly or repair. Featuring a durable construction, a length of 96 mm and an external diameter of 25 mm, this tool delivers reliable positioning and repeatable accuracy in professional workshop environments. An essential solution for technicians working on modern Mercedes-Benz diesel engines and advanced engine timing systems.